The Secret Science of Sewage | Horizon

3: Food, Fire and Water | Supersized Earth

Dallas Campbell examines what it takes to keep seven billion humans alive with food, energy and water.

3: Loch Lomond and the Trossachs | Tales from the National Parks

In Tyndrum gold fever has gripped the village's residents, but will the Loch Lomond Park Authority give perm...

3: Shifting Nature | China

China is trying to feed 20% of the world's population on 7% of the world's arable land. And a third of the world uses water from China's rivers. R...

4: Fire | How Earth Made Us

Professor Iain Stewart explores man's relationship with fire. Along the way he dives in a mysterious lake in Oregon, climbs a glacier of salt and...

6: Fragile Paradise | South Pacific

A look at what is being done to preserve the South Pacific and its wildlife in the face of fishing fleets and other insidious threats to ...

Arguments against wind turbines | Power to the People

Arguments for and against building more wind turbines in Scotland.

Composting | Royal Institution Christmas Lectures

Dr Tara Shine discusses the renewable possibilities of composting food waste.

Early stages of toilet roll production | Inside the Factory

Gregg Wallace visits a sustainable forest in Sweden and then a pulp mill where the offcuts from the trees are tur...

Episode 1 | Shop Well for the Planet?

The gang help a family go green and save some cash. Eco toilet roll and natural deodorant are put through their paces, and how will the...

Episode 2 | Shop Well for the Planet?

The gang help a family at different stages of their eco journey. Reusable kitchen roll is put to the test, and we get some top tips on ...

Episode 2 | War on Plastic with Hugh and Anita

Hugh and Anita's attempts to solve our plastic problems continue. Anita tackles bathroom plastics whilst Hugh learns that micr...

Episode 3 | Shop Well for the Planet?

A young family are challenged to cut their carbon footprint and save money. Can they be convinced that being green doesn't have to cost...

Episode 3 | War on Plastic with Hugh and Anita

In this final episode, Anita looks at single-use toys whilst Hugh reveals the plastics industry's plans to dramatically increa...

Episode 4 | Future Earth

Carl Nasman finds out how the food and drinks we consume and produce impact the planet. He explores some of the solutions on hand to look after the ...

Fashion's Dirty Secrets | Stacey Dooley

Stacey Dooley uncovers the shocking environmental impact caused by an insatiable appetite for cheap clothing.

Growing Up Green

Documentary investigating life as a young person growing up at the Findhorn Foundation, a remote Scottish community focused on spirituality and sustainable ...

Heat stored in mines | Great British Railway Journeys

In parkland above the pits en route to Cuningar Loop, he finds Glasgow's geoenergy observatory, where the British Geolo...

Power lines | Power to the People

New power lines are needed to transport wind power to the big cities.

Problems with renewable energy | Power to the People

Local residents fight against the introduction of power lines and renewable energy sources into the landscape.

S2E1: A Week in a Toxic Waste Dump | The Insider: Reggie Yates

Documentary in which Reggie Yates heads to Ghana to live on one of the largest electronic waste dumps in the w...